Even though the paint was often sprayed on by mouth, one can assume that the dominant hand assisted in the operation.

尽管油漆通常是用嘴喷上去的，但我们可以假定惯用手在操作中起了辅助作用。

youdao

We have learned to read by Mouth-and-Ear.

我们通过嘴巴和耳朵学会阅读。

youdao

Antibiotics by mouth are commonly prescribed.

通常要口服抗生素。

youdao

The study found that those who received lower doses of steroids by mouth spent less time in the hospital.

VOA: special.2010.06.23

If people could take the medicine by mouth, they would not need to travel to health clinics.

VOA: special.2009.04.06

And doctors are told that steroids or antibiotics given by mouth are not recommended for hoarseness.

VOA: special.2009.09.02

Richard Benjamin, of anti-sectarian group Nil by Mouth, said serious investment was needed to tackle bigotry.

BBC: NEWS | UK | Scotland | Efforts stepped up to end bigotry

"Nil by mouth" and "I must not eat and drink" are written on the signs.

BBC: Norman Betchley

Hepatitis A spreads by mouth via traces of fecal matter from an infected person, the health department said.

CNN: Hepatitis A scare at NYC restaurant